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LAS VEGAS, NV - FEBRUARY 02: (L-R) Frankie Edgar punches Jose Aldo during their featherweight title fight at UFC 156 on February 2, 2013 at the Mandalay Bay Events Center in Las Vegas, Nevada. (Photo by Josh Hedges/Zuffa LLC/Zuffa LLC via Getty Images)

LAS VEGAS, NV - FEBRUARY 02:  (L-R) Frankie Edgar punches Jose Aldo during their featherweight title fight at UFC 156 on February 2, 2013 at the Mandalay Bay Events Center in Las Vegas, Nevada.  (Photo by Josh Hedges/Zuffa LLC/Zuffa LLC via Getty Images)